TRUST ME!! Take lots of pictures! Digital film is cheap and so's the processing. Do a lot of close-ups of stoopid stuff like even door hinges and bracketry. Dont forget to post them here. Once you start, stay with it. Dedicate a year to it and if youre done in 6 months yer money ahead (!). ws
I also use those paint type magic markers, with numbers or arrows or whatever for re-assembly. Comes right off with thinner. ws